Metals.Dev API — Authority

naftiko: 1.0.0-alpha2
info:
  label: Metals.Dev API — Authority
  description: 'Metals.Dev API — Authority. 1 operations. Lead operation: Get authority metal price. Self-contained Naftiko
    capability covering one Metals Dev business surface.'
  tags:
  - Metals Dev
  - Authority
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    METALS_DEV_API_KEY: METALS_DEV_API_KEY
capability:
  consumes:
  - type: http
    namespace: metals-dev-authority
    baseUri: https://api.metals.dev/v1
    description: Metals.Dev API — Authority business capability. Self-contained, no shared references.
    resources:
    - name: metal-authority
      path: /metal/authority
      operations:
      - name: getmetalauthority
        method: GET
        description: Get authority metal price
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: authority
          in: query
          type: string
          description: Authority code.
          required: true
        - name: currency
          in: query
          type: string
        - name: unit
          in: query
          type: string
    authentication:
      type: apikey
      key: api_key
      value: '{{env.METALS_DEV_API_KEY}}'
      placement: query
  exposes:
  - type: rest
    namespace: metals-dev-authority-rest
    port: 8080
    description: REST adapter for Metals.Dev API — Authority. One Spectral-compliant resource per consumed operation, prefixed
      with /v1.
    resources:
    - path: /v1/metal/authority
      name: metal-authority
      description: REST surface for metal-authority.
      operations:
      - method: GET
        name: getmetalauthority
        description: Get authority metal price
        call: metals-dev-authority.getmetalauthority
        with:
          authority: rest.authority
          currency: rest.currency
          unit: rest.unit
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: metals-dev-authority-mcp
    port: 9090
    transport: http
    description: MCP adapter for Metals.Dev API — Authority. One tool per consumed operation, routed inline through this capability's
      consumes block.
    tools:
    - name: get-authority-metal-price
      description: Get authority metal price
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: metals-dev-authority.getmetalauthority
      with:
        authority: tools.authority
        currency: tools.currency
        unit: tools.unit
      outputParameters:
      - type: object
        mapping: $.